body {
  font-family: Arial, sans-serif;
  background-color: #121212;
  color: #ffffff;
  padding: 20px;
  display: flex;
  justify-content: center;
}

.container {
  max-width: 960px;
  width: 100%;
  text-align: center;
}

h1 {
  color: #ffffff;
}

form {
  display: flex;
  justify-content: center;
  margin-bottom: 20px;
  background-color: #1e1e1e;
  padding: 15px;
  border-radius: 10px;
}

form input {
  margin: 0 10px;
  padding: 10px;
  border: none;
  border-radius: 5px;
  background-color: #333333;
  color: #ffffff;
}

#amount {
  width: 100px;
}

#details {
  flex: 1;
}

#statistics-actions {
  display: flex;
  justify-content: space-around;
  align-items: center;
  margin-top: -15px;
  color: #545454;
}

#statistics-actions p {
  margin: 0;
  padding: 10px;
  border-radius: 5px;
  text-decoration: none;
}

.link-button {
  text-decoration: underline;
  cursor: pointer;
  background-color: transparent;
  border: none;
  font-size: 16px;
  color: #545454;
}

.link-button:hover {
  color: #45a049;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 20px;
  background-color: #1e1e1e;
}

table,
th,
td {
  border: 1px solid #333333;
}

th,
td {
  padding: 10px;
  text-align: center;
  color: #ffffff;
}

.delete-link {
  color: #ff0000;
  text-decoration: underline;
  cursor: pointer;
}

.dialog {
  display: none;
  position: fixed;
  z-index: 1;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgba(0, 0, 0, 0.4);
}

.dialog-content {
  background-color: #1e1e1e;
  margin: 15% auto;
  padding: 20px;
  border: 1px solid #888;
  width: 80%;
  max-width: 500px;
  border-radius: 10px;
  text-align: center;
}

.close-button {
  color: #aaa;
  float: right;
  font-size: 28px;
  font-weight: bold;
}

.close-button:hover,
.close-button:focus {
  color: #fff;
  text-decoration: none;
  cursor: pointer;
}

#export-csv {
  background-color: #4caf50;
  color: #ffffff;
  border: none;
  border-radius: 5px;
  padding: 10px 20px;
  cursor: pointer;
  margin-top: 20px;
}

#export-csv:hover {
  background-color: #45a049;
}

#import-csv {
  display: block;
  margin: 20px auto;
  cursor: pointer;
  color: #ffffff;
  padding: 10px;
  background-color: #45a049;
  border-radius: 5px;
}